11610161551 has 8 divisors (see below), whose sum is σ = 11881635920. Its totient is φ = 11338754112.

The previous prime is 11610161533. The next prime is 11610161599. The reversal of 11610161551 is 15516101611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11610161551 - 2²³ = 11601772943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11610161501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 577891 + ... + 597643.

It is an arithmetic number, because the mean of its divisors is an integer number (1485204490).

Almost surely, 2^11610161551 is an apocalyptic number.

11610161551 is a deficient number, since it is larger than the sum of its proper divisors (271474369).

11610161551 is a wasteful number, since it uses less digits than its factorization.

11610161551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33465.

The product of its (nonzero) digits is 900, while the sum is 28.

The spelling of 11610161551 in words is "eleven billion, six hundred ten million, one hundred sixty-one thousand, five hundred fifty-one".